Protocol Summary

XunLei is a P2SP software based on P2SP technology in China.

Communication

XunLei supports Http,Ftp,MMS,RTSP and other protocols. XunLei use TCP port 3076 and port 3077 to search and download files. Port 5200 and port 6200 are used to register and login.

If TCP ports 6200,3076 and 3077 are all blocked, then XunLei will use HTTP port 80 to download files.

How to block XunLei?

Because XunLei can communicate by HTTP and can switch port automatically, so you can not block them only by disable the ports in the firewall.We recommend you to block XunLei in two ways:

• 1). Block all XunLei server IP address. Find XunLei server IP address and block all the server IP addresses.
• 2). Use firewall which has deep content inspection capabilities.Use firewall which has deep content inspection capabilities to block XunLei's P2P function.

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